| Name | Meaning | Gender | Origin |
|---|
| Firenze | Blossoming, flourishing | Male | Hungarian |
| Fletcher | arrow maker | Male | English |
| Fluffy | Covered with fluff, Soft, light and airy. | Unisex | |
| Frank | Free | Male | English |
| Fred | From Frederick - Peaceful ruler. | Male | |
| Fudge | A soft, rich candy | Male | |
| Garrick | one who governs with a spear | Male | Teutonic |
| George | Farmer. In medieval legend St. George: (the knight who became patron saint of England) struggled with a fire-breathing dragon symbolizing the Devil.
| Male | Greek |
| Gideon | The destroyer; brave spirit. mighty warrior. | Male | Hebrew |
| Graham | gravelly homestead | Male | Scottish |
| Granger | farmer | Male | English |
| Grawp | Hagrid's half-brother.
| Male | |
| Gregory | vigilant, a watchman | Male | Greek |
| Grubbly-Plank | | Unisex | |
| Hagrid | | Male | Hebrew |
| Harry | estate ruler | Male | English |
| Harry | estate ruler | Male | English |
| Hermes | the messenger god | Male | Greek |
| Hooch | | Unisex | Hebrew |
| Horace | timekeeper | Male | Latin |
| Humphrey | peaceful warrior | Male | |
| Igor | Scottish variation of Welsh Ifor, lord or English form of Scandinavian Ifar, yew | Male | Russian |
| James | From Jacob - To fill the place of another, supplanter. | Male | English |
| Jean | God is gracious | Male | |
| John | God is merciful | Male | Hebrew |